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AD9773BSVZRL Datasheet PDF - ADI
Manufacturer: | ADI |
Category: | Digital to Analog |
Case Package: | TQFP-80 |
Description: | DAC 2CH R-2R 12Bit 80Pin TQFP EP T/R |
Documentation: | AD9773BSVZRL Datasheet (60 Pages)Pinout Diagram on10 Page11 Page23 PageHot Package Outline Dimension on58 Page Part Numbering System on58 Page AD9773BSVZRL Programming Manual (12 Pages)AD9773BSVZRL Application Note (12 Pages) |
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AD9773BSVZRL Datasheet PDF
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AD9773BSVZRL Datasheet PDF (60 Pages)
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AD9773BSVZRL Specifications
TYPE | DESCRIPTION |
---|---|
Mounting Style | Surface Mount |
Number of Pins | 80 Pin |
Case/Package | TQFP-80 |
Number of Bits | 12 Bit |
Power Dissipation | 410 mW |
Sample Rate | 400 Msps |
Resolution (Bits) | 12.0 Bit |
Operating Temperature (Max) | 85 ℃ |
Operating Temperature (Min) | -40 ℃ |
Power Dissipation (Max) | 410 mW |
Number of DACs | 2 DAC |
Supply Voltage (Max) | 3.5 V |
Supply Voltage (Min) | 3.1 V |
AD9773BSVZRL Size & Package
TYPE | DESCRIPTION |
---|---|
Product Lifecycle Status | Active |
Packaging | Tape & Reel (TR) |
Size-Height | 1 mm |
Operating Temperature | -40℃ ~ 85℃ |
AD9773BSVZRL Environmental
AD9773BSVZRL Function Overview
Product Details
●The AD9773 is the 12-bit member of the AD977x pin-compatible, high performance, programmable 2×/4×/8× interpolating TxDAC+® family. The AD977x family features a serial port interface (SPI) that provides a high level of programmability, thus allowing for enhanced system-level options. These options include selectable 2×/4×/8× interpolation filters; fS/2, fS/4, or fS/8 digital quadrature modulation with image rejection; a direct IF mode; programmable channel gain and offset control; programmable internal clock divider; straight binary or twos complement data interface; and a single-port or dual-port data interface.
●The selectable 2×/4×/8× interpolation filters simplify the requirements of the reconstruction filters while simultaneously enhancing the TxDAC+ family’s pass-band noise/distortion performance. The independent channel gain and offset adjust registers allow the user to calibrate LO feedthrough and side-band suppression errors associated with analog quadrature modulators. The 6 dB of gain adjustment range can also be used to control the output power level of each DAC.
●The AD9773 features the ability to perform fS/2, fS/4, and fS/8 digital modulation and image rejection when combined with an analog quadrature modulator. In this mode, the AD9773 accepts I and Q complex data (representing a single or multi-carrier waveform), generates a quadrature modulated IF signal along with its orthogonal representation via its dual DACs, and presents these two reconstructed orthogonal IF carriers to an analog quadrature modulator to complete the image rejection upconversion process. Another digital modulation mode (for example, the direct IF mode) allows the original baseband signal representation to be frequency translated such that pairs of images fall at multiples of one-half the DAC update rate.
●Dual high performance DAC outputs provide a differential current output programmable over a 2 mA to 20 mA range. The AD9773 is manufactured on an advanced 0.35 micron CMOS process, operates from a single supply of 3.1 V to 3.5 V, and consumes 1.2 W of power.
●Product Highlights
● 1. The AD9773 is the 12-bit member of the AD977x pin compatible, high performance, programmable 2×/4×/8× interpolating TxDAC+ family.
● 2. Direct IF transmission is possible for 70 MHz + IFs through a novel digital mixing process.
● 3. fS/2, fS/4, and fS/8 digital quadrature modulation and user selectable image rejection simplify/remove cascaded SAW filter stages.
● 4. A 2×/4×/8× user selectable interpolating filter eases data rate and output signal reconstruction filter requirements.
● 5. User selectable twos complement/straight binary data coding.
● 6. User programmable channel gain control over 1 dB range in 0.01 dB increments.
● 7. User programmable channel offset control ±10% over the FSR.
● 8. Ultrahigh speed 400 MSPS DAC conversion rate.
● 9. Internal clock divider provides data rate clock for easy interfacing.
● 10. Flexible clock input with single-ended or differential input, CMOS, or 1 V p-p LO sine wave input capability.
● 11. Low power: Complete CMOS DAC operates on 1.2 W from a 3.1 V to 3.5 V single supply. The 20 mA full-scale current can be reduced for lower power operation, and several sleep functions reduce power during idle periods.
● 12. On-chip voltage reference: The AD9773 includes a 1.20 V temperature compensated band gap voltage reference.
● 13. 80-lead thin quad flat package, exposed pad (TQFP_EP).
●### Features and Benefits
● 12-bit resolution, 160 MSPS/400 MSPS input/output data rate
● Selectable 2×/4×/8× interpolating filter
● Programmable channel gain and offset adjustment
● fS/2, fS/4, fS/8 digital quadrature modulation capability
● Direct IF transmission mode for 70 MHz + IFs
● Excellent ac performance
●SFDR −69 dBc @ 2 MHz to 35 MHz
●WCDMA ACPR −69 dB @ IF = 19.2 MHz
● Enables image rejection architecture
● Fully compatible SPI port
● Internal PLL clock multiplier
● Selectable internal clock divider
● Versatile clock input
●Differential/single-ended sine wave or TTL/CMOS/LVPECL compatible
● Versatile input data interface
●Twos complement/straight binary data coding
●Dual-port or single-port interleaved input data
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AD9773BSVZRL Documents
AD9773 Documents
ADI
ANALOG DEVICES AD9773BSVZ Digital to Analog Converter, 12Bit, 400MSPS, Differential, Single Ended, 3.1V to 3.5V, TQFP
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